UNIT FEATURES

Large hinged access doors. Standard one-year product warranty.

Standard unit as factory-assembled is listed by ETL and/or ETL, Canada.

Units are rated in accordance with ARI Standard 360.

115-volt and 24-volt control circuit. Semi-hermetic Carrier compressors. Crankcase heaters.

Circuit breaker protection for all power components. Compressor protection includes high and low pressure cutouts.

Single low rpm supply fan with 2-in. de¯ection springs under fan sled.

High efficiency indoor motors (supply and exhaust). Tuff-Skin Rx anti-microbial insulation.

Sloped condensate pan.

Manual adjustable outside air intake for up to 25% outside air. Cabinet made of prepainted galvanized steel.

Evaporator-fan motors are protected by circuit breakers. Condenser-fan motors are internally protected. Single-point electric service entry.

Dual refrigeration circuits. Lifting lugs.

Two-inch disposable-type return air ®lters.

PERFORMANCE DATA

Unit Operating Weight

 

 

 

 

 

 

 

 

 

 

 

 

 

 

lb

Cfm

 

 

 

External Static Pressure

 

in. wg

Indoor Entering Air db

 

 

F

wb

 

 

 

 

 

 

F

Curb Weight

 

 

 

 

lb

COOLING

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HEATING

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Gross Total Cap.

 

 

 

 

 

 

Btuh @ Condenser Air Temp

 

 

 

 

 

F

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NO UNIT MOUNTED HEAT AVAILABLE

 

 

Gross Sensible Capacity

 

 

 

 

 

 

Btuh

 

 

 

Compressor Power Input

 

 

 

 

 

 

 

 

 

kW

 

 

 

 

 

 

 

 

Indoor Fan Motor Size

 

 

 

 

 

 

 

 

Hp

 

 

 

 

 

 

 

 

Return Fan Motor Size

 

 

 

 

 

 

 

 

Hp

 

 

 

 

 

 

 

 

ELECTRICAL DATA

Power Supply to Unit

 

Volts

 

Phase

 

Hertz

Minimum Circuit Amps

 

 

 

Maximum Fuse Amps

 

 

 

OPTIONS AND ACCESSORIES

FACTORY-INSTALLED OPTIONS

Control Option Module Two-inch Pleated Filters (30%) Bag Filters with Pre®lters (90%)

Inlet Guide Vanes or Variable Frequency Drives Alternate Motor and Drive

Premium-Efficiency Motor and Drive (208/230, 460v)

Alternate Premium-Efficiency Motor and Drive (208/230, 460v)

Economizer with Low Leak Dampers and Spring Return Motor Copper Condenser Coil

Hot Gas Bypass Non-Fused Unit Disconnect

FIELD-INSTALLED ACCESSORIES

Roof Curb with Full Perimeter Support (30, 35, 40, 45 ton) Roof Curb with Condenser and Support (50, 60 ton)

Roof Curb to Enclose the Condenser Section (50, 60 ton) Outdoor Air Cfm Package

Local Interface Device

Differential Enthalpy Control Sensor Condenser Coil Guard

Space Sensor with Set Point Adjustment Optional 4-Year Extended Compressor Warranty

x HSIO Keypad and Display Module (required for initial start-up)

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Carrier 50JB054, 50JB034, 50JB048, 50JB064, 50JB038, 50JB044 manual Electrical Data

50JB044, 50JB034, 50JB038, 50JB064, 50JB054 specifications

Carrier’s 50JB series encompasses a range of packaged rooftop air conditioning units designed for commercial applications. These models—50JB054, 50JB048, 50JB034, 50JB038, and 50JB044—offer superior performance and energy efficiency, making them ideal for businesses seeking reliable climate control solutions.

One of the main features of the Carrier 50JB series is its exceptional energy efficiency. The units are designed with a high SEER (Seasonal Energy Efficiency Ratio) rating, which means they consume less energy while delivering superior cooling performance. This efficiency translates into lower operating costs, benefiting businesses financially over the long term.

The 50JB models also incorporate advanced technologies such as microprocessor-based controls, which allow for precise temperature management and ease of operation. These controls enable users to monitor and adjust settings conveniently, ensuring optimal comfort levels across various commercial spaces. Additionally, the units are equipped with scroll compressors that provide quiet and efficient operation, reducing operational noise levels—a crucial factor for businesses wanting to maintain a pleasant atmosphere.

Durability is another hallmark of the Carrier 50JB series. The units feature robust construction with corrosion-resistant materials that are built to withstand harsh environmental conditions, extending the lifespan of the equipment. The units also come with a factory-installed and tested refrigerant circuit, simplifying installation and reducing the chance of leaks.

Integration with advanced humidity control technology is another advantage of these models. This feature helps manage indoor air quality effectively, ensuring a comfortable environment by reducing excess moisture. This is particularly vital in commercial settings like restaurants, gyms, and offices where humidity levels can significantly impact comfort and health.

Moreover, the Carrier 50JB series offers flexible installation options, catering to various building designs and layouts. The units are designed for easy rooftop installation, minimizing footprint and allowing for effective use of space.

In summary, Carrier’s 50JB054, 50JB048, 50JB034, 50JB038, and 50JB044 models deliver outstanding energy efficiency, advanced control technologies, durability, and effective humidity management. They are an excellent choice for commercial establishments looking for reliable and efficient HVAC solutions.